Despite California having legal recreational and medical marijuana dispensaries, it is illegal to bring them into the national (federal) parks. This includes the San Bernardino National Forest, the Santa Rosa Mountains and San Jacinto National Monument, and Joshua Tree National Monument.

Look for cannabis-friendly accommodations. Hotels are serious when they say that their non-smoking rooms are non-smoking for everything. You could be handed a fat bill for the cleaning and deodorize of your room after that killer sesh.